Home / 69,461.04-104,208.96-20,213.04

Finding the Fourth Proportional to 69,461.04, 104,208.96 and 20,213.04

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Solution

The fourth proportional to 69,461.04, 104,208.96 and 20,213.04 is: 30,324.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,461.04 : 104,208.96 = 20,213.04 : x
  2. Step 2: Convert to fraction form
    69,461.04/104,208.96 = 20,213.04/x
  3. Step 3: Cross multiply
    69,461.04x = 104,208.96 × 20,213.04
  4. Step 4: Simplify right side
    69,461.04x = 2,106,379,876.84
  5. Step 5: Solve for x
    x = 2,106,379,876.84/69,461.04
  6. Step 6: Final answer
    x = 30,324.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.